caddy-frontend: Drop not needed components

software/caddy-frontend/common.cfg

@@ -2,20 +2,14 @@
 extends =
   buildout.hash.cfg
   ../../stack/slapos.cfg
-  ../../component/git/buildout.cfg
   ../../component/dash/buildout.cfg
-  ../../component/lxml-python/buildout.cfg
-  ../../component/apache/buildout.cfg
+  ../../component/caddy/buildout.cfg
   ../../component/gzip/buildout.cfg
-  ../../component/stunnel/buildout.cfg
   ../../component/dcron/buildout.cfg
   ../../component/logrotate/buildout.cfg
-  ../../component/pycurl/buildout.cfg
-  ../../component/python-cryptography/buildout.cfg
   ../../component/rdiff-backup/buildout.cfg
   ../../component/trafficserver/buildout.cfg
 
-  ../../component/pycurl/buildout.cfg
   ../../component/nginx/buildout.cfg
   ../../stack/nodejs.cfg
 # Monitoring stack (keep on bottom)
@@ -28,8 +22,6 @@ parts +=
   apache
   apache-antiloris
 
-  stunnel
-
   dcron
   logrotate
   rdiff-backup